Inventor · disambiguated record
Walter Iff
Also filed as: IFF WALTER
2 granted patents·12 citations·filing 1985–1987
54Inventor score
Technology areasC09B
Files withCIBA GEIGY CORP2
Top patents by PatentIndex Score
2 records- 0166US4997917APreparation of 1:2 chromium complex azo dyes asymmetrically substituted with solubilizingCIBA GEIGY CORP·Filed 1985·Granted Mar 5, 1991·10 cites·30 claims
- 0235US4933437APreparation of 1:2 chromium complex azo dyes asymmetrically substituted with solubilizing groupsCIBA GEIGY CORP·Filed 1987·Granted Jun 12, 1990·2 cites·28 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →